参数资料
型号: TVP5147PFPR
厂商: TEXAS INSTRUMENTS INC
元件分类: 颜色信号转换
英文描述: COLOR SIGNAL DECODER, PQFP80
封装: GREEN, PLASTIC, HTQFP-80
文件页数: 60/100页
文件大小: 1465K
代理商: TVP5147PFPR
Functional Description
55
SLES099C—March 2007
TVP5147PFP
2.11.46 AFE Fine Gain for Pb Register
Subaddress
4Ah4Bh
Default
900h
Subaddress
7
6
5
4
3
2
1
0
4Ah
FGAIN 1 [7:0]
4Bh
Reserved
FGAIN 1 [11:8]
FGAIN 1 [11:0]: This fine gain applies to component Pb.
Fine_Gain = (1/2048) * FGAIN 1, where 0
≤ FGAIN 1 ≤ 4095
This register works only in manual gain control mode. When AGC is active, writing to any value is ignored.
1111 1111 1111 = 1.9995
1100 0000 0000 = 1.5
1001 0000 0000 = 1.125 (default)
1000 0000 0000 = 1
0100 0000 0000 = 0.5
0011 1111 1111 to 0000 0000 0000 = Reserved
2.11.47 AFE Fine Gain for Y_Chroma Register
Subaddress
4Ch4Dh
Default
900h
Subaddress
7
6
5
4
3
2
1
0
4Ch
FGAIN 2 [7:0]
4Dh
Reserved
FGAIN 2 [11:8]
FGAIN 2 [11:0]: This gain applies to component Y channel or S-video chroma (see AFE fine gain for Pb
register, Section 2.11.46).
This register works only in manual gain control mode. When AGC is active, writing to any value is ignored.
1111 1111 1111 = 1.9995
1100 0000 0000 = 1.5
1001 0000 0000 = 1.125 (default)
1000 0000 0000 = 1
0100 0000 0000 = 0.5
0011 1111 1111 to 0000 0000 0000 = Reserved
2.11.48 AFE Fine Gain for Pr Register
Subaddress
4Eh4Fh
Default
900h
Subaddress
7
6
5
4
3
2
1
0
4Eh
FGAIN 3 [7:0]
4Fh
Reserved
FGAIN 3 [11:8]
FGAIN 3 [11:0]: This fine gain applies to component Pr (see AFE fine gain for Pb register, Section 2.11.46).
This register works only in manual gain control mode. When AGC is active, writing to any value is ignored.
1111 1111 1111 = 1.9995
1100 0000 0000 = 1.5
1001 0000 0000 = 1.125 (default)
1000 0000 0000 = 1
0100 0000 0000 = 0.5
0011 1111 1111 to 0000 0000 0000 = Reserved
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